Dental prosthesis component and method for producing dental prosthesis component

摘要

A dental prosthesis component which is a member for configuring a dental prosthesis provided with an artificial tooth root, which has a high strength and a good esthetic property. The dental prosthesis component which is a member for configuring a dental prosthesis provided with an artificial tooth root wherein the dental component is made of Zr-14Nb alloy, a surface layer containing ZrO2 as a main constituent and having a thickness of 20 μm or more and less than 80 μm is formed on the dental prosthesis component, and the surface has a brightness of Gy 8.0 or more of the color sheets according to Practical Color Co-ordinate System 201.

主权项

1. A dental prosthesis, comprising:
an artificial tooth crown; an artificial tooth root; and an abutment, wherein at least one of the artificial tooth crown, the artificial tooth root and the abutment is made of Zr-14Nb alloy, comprises a surface layer containing ZrO2 and having a thickness between 20 μm and 80 μm formed on at least one of the artificial tooth crown, the artificial tooth root and the abutment, and the surface of the surface layer has a brightness of Gy 8.0 or more of the color sheets according to Practical Color Co-ordinate System 201.